Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The onset of April in Berkeley brings an average high-temperature of a still refreshing 65.3°F (18.5°C), nearly matching the March temperature. The average low-temperature during April nights is a chilly 47.8°F (8.8°C).Humidity
The average relative humidity in April is 71%.Rainfall
In April, in Berkeley, the rain falls for 5.9 days. Throughout April, 0.24" (6mm) of precipitation is accumulated. In Berkeley, during the entire year, the rain falls for 55.6 days and collects up to 5.24" (133mm) of precipitation.Daylight
The average length of the day in April is 13h and 13min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:32 pm. On the last day of April, in Berkeley, sunrise is at 6:13 am and sunset at 7:59 pm PDT.
Sunshine
The average sunshine in April is 10.4h.UV index
April through September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum daily UV index of 5 during April morphs into the following directions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Berkeley?
What is the average humidity in April in Berkeley?
How many days does it rain in April in Berkeley?
How many hours of daylight does Berkeley have in April?
When is the sunrise / sunset in April in Berkeley?
How long on average sun shines in April in Berkeley?
What is the month with the highest UV index in Berkeley?
How high is the UV index in April in Berkeley?
Average temperature in April
Berkeley, CA
- Average high temperature in April: 65.3°F
The warmest month (with the highest average high temperature) is September (76.6°F).
The month with the lowest average high temperature is December (55.4°F).
- Average low temperature in April: 47.8°F
The month with the highest average low temperature is September (56.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in April
Berkeley, CA
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in April
Berkeley, CA
- Average wind speed in April: 7mph
The windiest month (with the highest average wind speed) is May (7.3mph).
The calmest month (with the lowest average wind speed) is November (5mph).
Average humidity in April
Berkeley, CA
- Average humidity in April: 71%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (64%).
Average rainfall in April
Berkeley, CA
- Average rainfall in April: 0.24"
The wettest month (with the highest rainfall) is February (1.1").
The driest months (with the least rainfall) are June, July, August and September (0.08").
Average rainfall days in April
Berkeley, CA
- Average rainfall days in April: 5.9 days
The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (1.5 days).
Average daylight in April /
Average sunshine in April
Berkeley, CA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 10h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in April
Berkeley, CA
- Average sunshine days in April: 23.7 days
The month with the most sunshine days is October (26 days).
The month with the least sunshine days is February (20.5 days).
Average UV index in April
Berkeley, CA
- Average UV index in April: 5
The months with the highest UV index are April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in April
Berkeley, CA
- Average cloud cover in April: 27
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in April
Berkeley, CA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Berkeley, California, USA
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